//
//  LYVisitorViewController.swift
//  Sina_Weibo2
//
//  Created by Elsevier on 16/5/11.
//  Copyright © 2016年 Yang Lu. All rights reserved.
//

import UIKit

@objc protocol LYVistorViewDelegate: NSObjectProtocol{
    //协议方法
    optional func visitorViewDidClickRegister()
    func visitorViewDidClickLogin()
}

class LYVisitorView: UIView {
    
    var name: String
    
    weak var delegate:LYVistorViewDelegate?
    
    func setupVisitorInfo(imageName:String,message
        :String){
            iconView.image = UIImage(named: imageName)
            messageLabel.text = message
            homeView.hidden = true
            coverView.hidden = true
    }
    
    override init(frame: CGRect) {
        self.name = ""
        super.init(frame:frame)
        
        prepareUI()
    }
    
    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    func startRotationAnimation(){
        let anim = CABasicAnimation(keyPath: "transform.rotation")
        anim.toValue = M_PI * 2
        anim.duration = 20
        anim.repeatCount = MAXFLOAT
        anim.removedOnCompletion = false
        iconView.layer.addAnimation(anim, forKey: nil)
    }
    
    private func prepareUI() {
        
        self.backgroundColor = UIColor(white: 237/255.0, alpha: 1)
        
        self.addSubview(iconView)
        self.addSubview(homeView)
        self.addSubview(coverView)
        self.addSubview(messageLabel)
        self.addSubview(registerButton)
        self.addSubview(loginButton)
        
        iconView.translatesAutoresizingMaskIntoConstraints = false
        coverView.translatesAutoresizingMaskIntoConstraints = false
        homeView.translatesAutoresizingMaskIntoConstraints = false
        messageLabel.translatesAutoresizingMaskIntoConstraints = false
        registerButton.translatesAutoresizingMaskIntoConstraints = false
        loginButton.translatesAutoresizingMaskIntoConstraints = false
        
        self.addConstraint(NSLayoutConstraint(item: iconView, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterX, multiplier: 1, constant: 0))
        
        self.addConstraint(NSLayoutConstraint(item: iconView, attribute: NSLayoutAttribute.CenterY, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterY, multiplier: 1, constant: -40))
        
        // 遮盖
        self.addConstraint(NSLayoutConstraint(item: coverView, attribute: NSLayoutAttribute.Leading, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.Leading, multiplier: 1, constant: 0))
        self.addConstraint(NSLayoutConstraint(item: coverView, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.Top, multiplier: 1, constant: 0))
        self.addConstraint(NSLayoutConstraint(item: coverView, attribute: NSLayoutAttribute.Trailing, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.Trailing, multiplier: 1, constant: 0))
        self.addConstraint(NSLayoutConstraint(item: coverView, attribute: NSLayoutAttribute.Bottom, relatedBy: NSLayoutRelation.Equal, toItem: registerButton, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 0))
        
        self.addConstraint(NSLayoutConstraint(item: homeView, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterX, multiplier: 1, constant: 0))
        // CenterY转轮CenterY
        self.addConstraint(NSLayoutConstraint(item: homeView, attribute: NSLayoutAttribute.CenterY, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.CenterY, multiplier: 1, constant: 0))
        
        // 消息label
        /// 宽度
        /// 当参照的view为nil时,属性为NSLayoutAttribute.NotAnAttribute
        self.addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1, constant: 240))
        
        // CenterX 和父控件CenterX
        self.addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.CenterX, relatedBy: NSLayoutRelation.Equal, toItem: self, attribute: NSLayoutAttribute.CenterX, multiplier: 1, constant: 0))
        
        // Top和转轮底部
        self.addConstraint(NSLayoutConstraint(item: messageLabel, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: iconView, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 16))
        
        // 注册按钮
        /// 顶部和label底部
        self.addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 16))
        
        /// 左边和label对齐
        self.addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Leading, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Leading, multiplier: 1, constant: 0))
        
        /// 宽度
        self.addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1, constant: 100))
        
        // 高度
        self.addConstraint(NSLayoutConstraint(item: registerButton, attribute: NSLayoutAttribute.Height, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1, constant: 35))
        
        // 登录按钮
        /// 顶部和label底部
        self.addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Top, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Bottom, multiplier: 1, constant: 16))
        
        /// 右边和label对齐
        self.addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Trailing, relatedBy: NSLayoutRelation.Equal, toItem: messageLabel, attribute: NSLayoutAttribute.Trailing, multiplier: 1, constant: 0))
        
        /// 宽度
        self.addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Width, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1, constant: 100))
        
        // 高度
        self.addConstraint(NSLayoutConstraint(item: loginButton, attribute: NSLayoutAttribute.Height, relatedBy: NSLayoutRelation.Equal, toItem: nil, attribute: NSLayoutAttribute.NotAnAttribute, multiplier: 1, constant: 35))
        
    }
    
    //MARK : - 按钮点击事件
    @objc private  func didClickRegister(){
        delegate?.visitorViewDidClickRegister?()
    }
    @objc private func didClickLogin() {
        delegate?.visitorViewDidClickLogin()
    }
    
    
    //MARK: - 懒加载
    
    //转轮
    private lazy var iconView: UIImageView = UIImageView(image:UIImage(named: "visitordiscover_feed_image_smallicon"))
    
    //遮盖视图
    private lazy var coverView: UIImageView =  UIImageView(image: UIImage(named: "visitordiscover_feed_mask_smallicon"))
    
    //房子
    private lazy var homeView: UIImageView = UIImageView(image:UIImage(named: "visitordiscover_feed_image_house"))
    
    //消息文字
    private lazy var messageLabel: UILabel = {
        let label = UILabel()
        
        //设置label
        label.text = "关注一些人,看看有什么惊喜!\r关注一些人,看看有什么惊喜!\r关注一些人,看看有什么惊喜!\r关注一些人,看看有什么惊喜!"
        label.textColor = UIColor.blackColor()
        label.font = UIFont.systemFontOfSize(16)
        label.textAlignment = NSTextAlignment.Center
        label.numberOfLines = 0
        label.sizeToFit()
        
        return label
    }()
    
    //注册按钮
    private lazy var registerButton: UIButton = {
        let button = UIButton()
        
        button.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        button.setTitleColor(UIColor.orangeColor(), forState: UIControlState.Normal)
        button.setTitle("注册", forState: UIControlState.Normal)
        button.addTarget(self, action: "didClickRegister", forControlEvents: UIControlEvents.TouchUpInside)
        
        return button
    }()
    
    //登陆按钮
    private lazy var loginButton:UIButton = {
        let button = UIButton()
        button.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        button.setTitleColor(UIColor.blackColor(), forState: UIControlState.Normal)
        button.setTitle("登陆", forState: UIControlState.Normal)
        button.addTarget(self, action: "didClickLogin", forControlEvents: UIControlEvents.TouchUpInside)
        
        return button
    }()
    
}
